3 ms·
> reboot can pick apart the previous bits in memory and reconstruct what was going on before it crashed What you're proposing is possible in theory, but no gen
by quotemstr 10y ago
> reboot can pick apart the previous bits in memory and reconstruct what was going on before it crashed
What you're proposing is possible in theory, but no general purpose operating system I've seen actually attempts to recover page cache state from uncleared RAM upon reboot.
- jrockway 10y agoLinux has PRINTK_PERSIST [1] to recover the printk logs after (warm) reboot. [1] https://lkml.org/lkml/2012/3/13/45 https://lkml.org/lkml/2012/3/13/45
- reitanqild 10y agoSomething related though battery (or capacitor) backed write-cache on high end servers.